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Message-Id: <1426195684-20046-7-git-send-email-acme@kernel.org>
Date: Thu, 12 Mar 2015 18:27:46 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ingo Molnar <mingo@...nel.org>
Cc: linux-kernel@...r.kernel.org,
Arnaldo Carvalho de Melo <acme@...hat.com>,
Adrian Hunter <adrian.hunter@...el.com>,
Borislav Petkov <bp@...e.de>, David Ahern <dsahern@...il.com>,
Don Zickus <dzickus@...hat.com>,
Frederic Weisbecker <fweisbec@...il.com>,
Jiri Olsa <jolsa@...hat.com>,
Namhyung Kim <namhyung@...nel.org>,
Stephane Eranian <eranian@...gle.com>
Subject: [PATCH 06/24] perf ordered_events: Adopt queue() method
From: Arnaldo Carvalho de Melo <acme@...hat.com>
>From perf_session, will be used in 'trace'.
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Borislav Petkov <bp@...e.de>
Cc: David Ahern <dsahern@...il.com>
Cc: Don Zickus <dzickus@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/n/tip-mfihndzaumx44h6y37ng2irb@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/util/ordered-events.c | 34 ++++++++++++++++++++++++++++++++--
tools/perf/util/ordered-events.h | 4 ++--
tools/perf/util/session.c | 28 +---------------------------
3 files changed, 35 insertions(+), 31 deletions(-)
diff --git a/tools/perf/util/ordered-events.c b/tools/perf/util/ordered-events.c
index 0d8cea91d2c9..6002fa3fcf77 100644
--- a/tools/perf/util/ordered-events.c
+++ b/tools/perf/util/ordered-events.c
@@ -131,8 +131,8 @@ static struct ordered_event *alloc_event(struct ordered_events *oe,
return new;
}
-struct ordered_event *
-ordered_events__new(struct ordered_events *oe, u64 timestamp,
+static struct ordered_event *
+ordered_events__new_event(struct ordered_events *oe, u64 timestamp,
union perf_event *event)
{
struct ordered_event *new;
@@ -153,6 +153,36 @@ void ordered_events__delete(struct ordered_events *oe, struct ordered_event *eve
free_dup_event(oe, event->event);
}
+int ordered_events__queue(struct ordered_events *oe, union perf_event *event,
+ struct perf_sample *sample, u64 file_offset)
+{
+ u64 timestamp = sample->time;
+ struct ordered_event *oevent;
+
+ if (!timestamp || timestamp == ~0ULL)
+ return -ETIME;
+
+ if (timestamp < oe->last_flush) {
+ pr_oe_time(timestamp, "out of order event\n");
+ pr_oe_time(oe->last_flush, "last flush, last_flush_type %d\n",
+ oe->last_flush_type);
+
+ oe->evlist->stats.nr_unordered_events++;
+ }
+
+ oevent = ordered_events__new_event(oe, timestamp, event);
+ if (!oevent) {
+ ordered_events__flush(oe, OE_FLUSH__HALF);
+ oevent = ordered_events__new_event(oe, timestamp, event);
+ }
+
+ if (!oevent)
+ return -ENOMEM;
+
+ oevent->file_offset = file_offset;
+ return 0;
+}
+
static int __ordered_events__flush(struct ordered_events *oe)
{
struct list_head *head = &oe->events;
diff --git a/tools/perf/util/ordered-events.h b/tools/perf/util/ordered-events.h
index c6cf0bafbb2c..173e13f28c08 100644
--- a/tools/perf/util/ordered-events.h
+++ b/tools/perf/util/ordered-events.h
@@ -49,8 +49,8 @@ struct ordered_events {
bool copy_on_queue;
};
-struct ordered_event *ordered_events__new(struct ordered_events *oe, u64 timestamp,
- union perf_event *event);
+int ordered_events__queue(struct ordered_events *oe, union perf_event *event,
+ struct perf_sample *sample, u64 file_offset);
void ordered_events__delete(struct ordered_events *oe, struct ordered_event *event);
int ordered_events__flush(struct ordered_events *oe, enum oe_flush how);
void ordered_events__init(struct ordered_events *oe, struct machines *machines,
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 703a370ae5b6..adf0740c563b 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -541,33 +541,7 @@ static int process_finished_round(struct perf_tool *tool __maybe_unused,
int perf_session__queue_event(struct perf_session *s, union perf_event *event,
struct perf_sample *sample, u64 file_offset)
{
- struct ordered_events *oe = &s->ordered_events;
-
- u64 timestamp = sample->time;
- struct ordered_event *new;
-
- if (!timestamp || timestamp == ~0ULL)
- return -ETIME;
-
- if (timestamp < oe->last_flush) {
- pr_oe_time(timestamp, "out of order event\n");
- pr_oe_time(oe->last_flush, "last flush, last_flush_type %d\n",
- oe->last_flush_type);
-
- s->evlist->stats.nr_unordered_events++;
- }
-
- new = ordered_events__new(oe, timestamp, event);
- if (!new) {
- ordered_events__flush(oe, OE_FLUSH__HALF);
- new = ordered_events__new(oe, timestamp, event);
- }
-
- if (!new)
- return -ENOMEM;
-
- new->file_offset = file_offset;
- return 0;
+ return ordered_events__queue(&s->ordered_events, event, sample, file_offset);
}
static void callchain__lbr_callstack_printf(struct perf_sample *sample)
--
1.9.3
--
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